Charles Frederick (22 November 1728 – 10 June 1811) was Margrave, Elector and later Grand Duke of Baden (initially only Margrave of Baden-Durlach) from 1738 until his death.
Source: Bildnis: Markgraf Karl Friedrich von Baden // Note: I removed the 3D frame and pushed up contrast a little (but not as far as the prior version of this portrait). The source appears too dull even for its period. 09:34, 28 February 2018 (UTC) License: CC-PD-Mark PD-Art (PD-old-100)